402F27111CDT

Crystals Overview

The CTS-Frequency Controls 402F27111CDT is a surface-mount MHz crystal designed for fundamental operating mode applications. It operates at a nominal frequency of 27.12 MHz with a frequency stability and tolerance of ±10ppm. The component features an equivalent series resistance (ESR) of 100 Ohms and requires a load capacitance of 18pF. Packaged in a compact 4-SMD, No Lead form factor measuring 2.00mm x 1.60mm with a maximum seated height of 0.55mm, it supports an operating temperature range of -20°C to 70°C.

Crystals Feature Summary

• Surface-mount design utilizing a 4-SMD no-lead package for automated assembly compatibility
• Fundamental oscillation mode ensuring precise frequency generation at 27.12 MHz
• Stable performance characterized by ±10ppm frequency tolerance and 100 Ohm ESR

Crystals Applications

• Digital signal processing controller clock sources
• Real-time system timing references
• Embedded microprocessor oscillator circuits

Crystals Procurement Notes

Verify the specific suffix 'CDT' against official CTS documentation to confirm tape and reel packaging configuration. Confirm RoHS3 compliance status and moisture sensitivity level classification prior to integration. Ensure the selected variant matches the required 18pF load capacitance specification for the target circuit design.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental crystal with ±10ppm stability is required for space-constrained designs. The 4-SMD package suits high-density PCB layouts. Verify that the 100 Ohm ESR aligns with the oscillator circuit requirements and that the -20°C to 70°C temperature range meets operational environmental conditions.

Crystals Part Context

This part belongs to the CTS 402 series of surface-mount crystals. The series offers various frequency options and package sizes optimized for modern electronics manufacturing. The 402F27111CDT specifically addresses needs for stable clocking in digital systems requiring moderate stability within a standard industrial temperature range.

Crystals Replacement Considerations

Cross-reference with other 27.12 MHz SMD crystals from CTS or competitors ensuring identical 18pF load capacitance, 100 Ohm ESR, and 4-SMD footprint dimensions. Verify pinout compatibility and electrical parameters match exactly before substitution.